Automatic communication system



Nov. 26, 1963 Filed May 21, 1959 'r. FRANKEL ET AL AUTOMATIC COMMUNICATION SYSTEM 61 Sheets-Sheet 1 I95 FIGJ LOCAL BOARD Q) IO 450 ,leo A DIS 'i' A N CE BOARD BOARD BOARD LOCAL BOARD FIG.2 FIG.3 FIG.4 FIG.5 FIG.6 FIG] FIG.8 FIGS FIGJO FIG. FIGJZ F|G.l3

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Nov. 26, 1963 T. FRANKEL ETAL 3,112,371

AUTOMATIC COMMUNICATION SYSTEM Filed May 21, 1959 61 Sheets-Sheet 14 FIG. I4A FIG. I4B

PHASE SPLITTER- AP" A c l O C I t? I400 b FIG. |5A

AUDIO AMPLIFIER AUA F l6, ISA

AUDIO AMPLIFIER AUE Nov. 26, 1963 T. FRANKEL ETAL 3,112,371

AUTOMATIC COMMUNICATION SYSTEM Filed May 21, 1959 61 Sheets-Sheet 15 FIG. I7A FIG. I78

AUDIO AMPLIFIER- AUG LI T

FIG. IBA

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AUTOMATIC COMMUNICATION SYSTEM Filed May 21, 1959 61 Sheets-Sheet 16 FIG. 22A H6228 F|G.23A

EMITTER EMITTER FOLLOWER" FOLLOWER- ig E b FIG.24A

FLIP-FLIP- &

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FLIP-FLOP- FDA FIGZSA FLIP-FLOP- 52B.

Nov. 26, 1963 T. FRANKEL ETAL 3,112,371

AUTOMATIC COMMUNICATION SYSTEM Filed May 21, 1959 61 She etS-She et 17 F IG.27A FIGZTB H6270 FIGZBA FIG28B H6280 ii- 2A1 m- G AT E- QQA MD m 3) 2720 a) 2820 FIG.3IA FIG.3IB PIC-352A FIG.3B INVERTER- [NVERTER- M mc FIG.33A FIG.33B FIG.34A FIG.34B v INVERTER- i L E Eb INVERTER- Nov. 26, 1963 T. FRANKEL ETAL AUTOMATIC COMMUNICATION SYSTEM 61 Sheets-Sheet 18 Filed May 21, 1959 FIG.35A

H6358 FIG.36A

INVERTER- .w E m& V m

FIG.37A

L-Ai

FIG.38A

EQUALIZER- FIG. 39A

MONOSTABLE MULTIVIBRATOR- M Nov. 26, 1963 T. FRANKEL ETAL 3,112,371

AUTOMATIC COMMUNICATION SYSTEM Filed May 21, 1959 61 Sheets-Sheet l9 FIGAOA HIGH SPEED AMPLIFIER- PUH FIGAIA HIGH SPEED AMPLIFIER- PUM FIGAZA INTEGRATOR 'LRJQQEB' STA -INT. (a

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1. IN A COMMUNICATION SYSTEM, A PLURALITY OF COMMUNICATION CIRCUITS, REGISTER MEANS FOR STORING A DIGITAL DESIGNATION REPRESENTING A GROUP OF CIRCUIT, A MATRIX INCLUDING A PLURALITY OF CONTROLLED CONDUCTION DEVICES FORMING CROSSPOINTS EACH REPRESENTING ONE OF SAID CIRCUITS, SCANNING MEANS FOR ENABLING SAID DEVICES IN SEQUENCE, MEANS FOR SUPPLYING SIGNALS TO SAID MATRIX TO PREVENT THE ENABLING OF THE CROSSPOINTS REPRESENTING BUSY ONES OF SAID CIRCUITS, SAID MATRIX SEQUENTIALLY SUPPLYING OUTPUT SIGNALS REPRE- 